Multicast not working - Use JDBC Ping as Best Practice

Products

• Clarity PPM On Premise
• Clarity PPM SaaS

Issue/Introduction

On the environment, multicast is not working, unable to see all the servers listed in the CSA, also notice process delays. 

Possible symptoms:

• security.logs / CSA / NSA server dropdown does not show all nodes in the cluster
• The command: admin tower does not list all nodes/services
• Processes not starting or completing, delayed, or launching multiple times
• There is a problem with the multicast communication and the IT team has been unable to solve it on this environment/ infrastructure 

Environment

Release : Any Supported Release

Resolution

• Broadcom Support recommends using JDBC Ping as alternative to Multicast
• JDBC Ping is the new technology, whilst Multicast is the legacy technology
• As such JDBCPing is recommended and preferred for use as best practice
• This will work for AWS, DMZ, Azure, different subnets and other environments that do not allow multicast
• For detailed instruction on how to configure JDBC Ping, check the Broadcom documentation

Additional Information

Ensure the ports are opened as follows: JDBC Ping/Multicast ports used for beacon